In three phase systems, it measures RMS values of AC voltages and system frequency sensitively. Using up direction button (Select) phase-neutral voltages and phase-phase voltages monitor sequentially
. | Measurement 0-500 Vac - 40-100 Hz Over-Under Voltage range No Assymetry range No Relay output No Phase sequence control No Ambient temperature -5 C....+50 C Storage temperature -20 C....+70 C Supply voltage 230 Vac Dimensions 35x90x58 mm Quantity in 1 box 10 |
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